Mid-level Frontend Engineer Job at AlphaSights (London)

Mid-level Backend Engineer

We are looking for highly talented and driven software engineers who take pride ...

Location

United Kingdom , London

Salary:

Not provided

AlphaSights

Expiration Date

Until further notice

Requirements

Degree in a STEM subject (or alternative route)
3+ years of experience working at a similar level in a mature Engineering team
Technical expertise with Java or Kotlin
Experience with relational databases
Proven track record of demonstrable impact in previous roles
Highly driven and proactive
Meticulous with high standards and obsessive attention to detail

Job Responsibility

Design solutions and contribute to architectural vision
Ship working code primarily with React on frontend and Kotlin microservices with Postgres on backend
Deploy and iterate using CircleCI and Spinnaker for CI/CD
Build competency and learn quickly
Maintenance and troubleshooting of services

What we offer

L&D budget to fast-track development of specific technical competencies

Fulltime

Mid-level Backend Engineer

We are looking for highly talented and driven Backend Software Engineers who tak...

Location

Portugal

Salary:

Not provided

AlphaSights

Expiration Date

Until further notice

Requirements

Degree in a STEM subject (or equivalent experience)
3+ years of experience working at a similar level in a mature Engineering team
Technical expertise with at least one programming language (Kotlin, Ruby)
Experience with relational databases
Proven track record of demonstrable impact in previous roles
Highly driven and proactive
Meticulous with high standards and obsessive attention to detail

Job Responsibility

Design solutions to business problems and contribute to architectural vision
Ship working code (React frontend, Kotlin microservices with Postgres backend, some Ruby on Rails)
Deploy and iterate frequently
Build competency and use L&D budget for technical development
Maintenance and troubleshooting of services

Fulltime

Mid-level Fullstack Engineer

We are looking for highly talented and driven software engineers who take pride ...

Location

United States , New York

Salary:

140000.00 USD / Year

AlphaSights

Expiration Date

Until further notice

Requirements

Degree in a STEM subject (or equivalent experience)
Experience working at a similar level in a mature Engineering team
Technical expertise with at least one popular backend language (ideally Java or Kotlin)
Experience with ElasticSearch
Familiarity with frontend frameworks such as React
Proven track record of demonstrable impact
Highly driven and proactive
Meticulous with high standards and obsessive attention to detail

Job Responsibility

Design solutions and contribute to architectural vision
Ship working code primarily with React, Kotlin microservices, Postgres, and Ruby on Rails
Deploy and iterate using CI/CD tools like CircleCI and Spinnaker
Build competency and use L&D budget for technical development
Maintenance and troubleshooting of services

What we offer

Potential for bonus

Fulltime

Senior Software Engineer I, Frontend (Data and Reporting)

As a Senior Software Engineer - Frontend on our Data and Reporting team, you'll ...

Location

Poland , Krakow

Salary:

19500.00 - 24400.00 PLN / Month

MyTennisLessons

Expiration Date

Until further notice

Requirements

5+ years of professional frontend development experience
Willing to come into our Kraków or Gdańsk office 2-3 times per week
Strong proficiency in React, with experience building and maintaining complex component architectures
Demonstrated experience with data visualization libraries (D3, Recharts, Victory, Chart.js, or similar) and translating data into clear, actionable visuals
Track record of building responsive web applications that work well across devices
Experience working with RESTful APIs and integrating frontend applications with backend services
Solid understanding of modern frontend tooling, testing practices, and performance optimization
Strong communication skills and the ability to collaborate effectively with cross-functional teams
Comfort with ambiguity and the judgment to make good product decisions independently

Job Responsibility

Design and build responsive, accessible reporting dashboards and data visualizations that help merchants make better business decisions
Develop new report types and chart visualizations, expanding beyond tabular data into richer visual formats
Improve and maintain existing reporting features, balancing new development with ongoing refinement
Collaborate with product managers, designers, and engineers to define requirements and deliver polished experiences—and make sound UX decisions when design resources aren't available
Work with backend engineers to integrate with Python APIs that power merchant reporting
Conduct code reviews and establish frontend standards that elevate the quality of the codebase
Mentor junior and mid-level engineers on frontend best practices and component architecture

What we offer

Training budget 3500 PLN gross per year
Access to e-learning platforms (O’Reilly)
Fully paid private healthcare in LuxMed
Access to the Worksmile platform with a monthly top-up
Subsidized access to breakfast and lunch through the vending machine in Kraków office, and lunches in Gdańsk office once a week
Group English classes with a native speaker
New Macbook Pro, 4K monitors or whatever tools you need
Flexible working hours
New, modern, bright and comfortable office space in the city centre
A lot of free parking spots around the office

Fulltime

Software Engineer III (Frontend)

We’re looking for a Frontend Software Engineer III to help build and evolve cust...

Location

Salary:

140000.00 USD / Year

Digital Media Solutions

Expiration Date

Until further notice

Requirements

5+ years of professional frontend engineering experience
Strong experience with React and/or Vue
Solid understanding of JavaScript fundamentals and modern ES standards
Experience working with server-rendered template systems (Twig or similar)
Strong experience with Bootstrap or similar CSS frameworks
Experience building production-grade UI systems at scale
Deep understanding of browser performance and debugging tools
Ability to own complex features independently
Experience using AI development tools to enhance productivity and testing workflows
Strong communication skills and product awareness

Job Responsibility

Design, build and maintain modern frontend applications using React
Maintain and improve Twig-rendered UI templates
Build and extend responsive UI components using Bootstrap
Collaborate with product, backend and design teams to deliver polished features
Own frontend architecture decisions within your domain
Improve application performance, accessibility and responsiveness
Utilize AI-assisted tools to accelerate implementation, refactoring and test creation
Participate in code reviews and mentor mid-level engineers
Contribute to shared component libraries and frontend standards
Support production systems and help resolve user-facing issues

What we offer

Medical, dental, vision insurance
Wellness and mental health benefits
Tax-Advantaged healthcare accounts
Financial and income protection benefits (life insurance, short-term disability, 401(k)
Paid time off (PTO), holidays and sick time off
Remote worker assistance for wellness and home office

Fulltime

Sr Software Engineer, Frontend (Web)

At Uber, Frontend Engineers build web experiences that power the way people move...

Location

Brazil , Rio de Janeiro

Salary:

Not provided

Uber

Expiration Date

Until further notice

Requirements

7 years of professional software engineering experience, with a focus on large-scale, high-traffic web applications
Hands-on experience and proficiency in a modern web framework such as JavaScript, React, VueJS, or Angular, plus HTML and CSS
Proficiency in fundamental algorithms and data structures, including hash tables, trees, stacks, queues, linked lists, DFS, and BFS
Demonstrated understanding of modern web application architecture and design patterns, and their implications for performance and scalability
Advanced English communication skills, written and verbal, to effectively collaborate with globally distributed cross-functional teams

Job Responsibility

Design and implement user-facing features for critical web properties at scale, making engineering trade-offs between speed, maintainability, and user experience
Own the technical design and execution of features, from initial architecture discussions to debugging production issues
Collaborate across disciplines, Product, Design, Data Science, and Backend Engineering, to turn ambiguous business needs into clear, scalable front-end systems
Champion front-end engineering excellence, defining and leading the adoption of code health, testing, and design standards within your project area
Improve core application performance, efficiency, and system reliability, proactively identifying and tackling areas of technical debt in software and processes within your team
Mentor junior and mid-level engineers on best practices, system design philosophy, and navigating cross-functional project dynamics

Software Engineer, Fullstack (Frontend-focused)

Metronome is looking for a Software Engineer with deep frontend expertise and st...

Location

United States , New York City; San Francisco Bay Area

Salary:

156000.00 - 214000.00 USD / Year

Metronome

Expiration Date

Until further notice

Requirements

5+ years of professional full-stack software engineering experience
Deep frontend expertise in React, TypeScript, CSS, and modern component architectures
Proven track record of delivering complex, end-to-end product features across frontend and backend boundaries
Strong understanding of accessibility, performance optimization, testing strategies, and high-quality, consistent user interactions
Experience building customer-facing features with attention to security, reliability, and maintainability
Clear communicator who can explain technical decisions across engineering, design, product, and leadership
Proven ability to operate as a technical leader—making thoughtful architectural decisions within initiatives, influencing direction, and earning trust through execution
Product mindset and customer empathy, especially in self-serve or interactive features

Job Responsibility

Design, implement, and ship features across frontend and backend boundaries, ensuring seamless, cohesive experiences for customers
Build polished, accessible, and performant frontend experiences that align with established standards and patterns
Apply best practices around authentication, authorization, data handling, and secure UI patterns
Ensure features are robust, secure, and reliable in production
Support junior and mid-level engineers through code reviews, pairing, and technical guidance
Model strong engineering judgment and ownership to help the team improve
Bring product intuition and customer empathy to technical decisions, ensuring features are intuitive, resilient, and aligned with real user needs

What we offer

Excellent medical, dental, vision, and life insurance coverage, including a One Medical membership
Paid parental leave
FSA (Flexible spending account)
Retirement planning - Traditional and ROTH 401(k)
Flexible time off
Employee assistance program (mental health benefits)
Culture where personal growth is highly valued
Market-benched equity
Sales incentive pay (for eligible roles)

Fulltime

Senior Data/AI Engineer

ABOUT THE JOB: Design, build, and maintain scalable Data and AI solutions in pro...

Location

Vietnam , Ho Chi Minh City

Salary:

Not provided

Amaris Consulting

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Information Systems, or a related field
At least 5 years of experience in Software Engineering, AI Engineering, or Data Engineering (with AI exp)
Strong proficiency in: Python (FastAPI and/or Flask)
Bash and Git
Docker and Kubernetes
Hands-on experience with AI and Generative AI models and related frameworks
Solid backend engineering fundamentals, including API design, HTTP, and system integration
Excellent analytical, problem-solving, and decision-making skills
Fluent in English, both written and spoken
Proven leadership, mentoring, and cross-team collaboration abilities

Job Responsibility

Design, build, and maintain scalable Data and AI solutions in production environments
Lead the development and integration of AI and Generative AI models into backend systems
Define system architectures, APIs, and deployment strategies using containerized environments
Implement Docker- and Kubernetes-based solutions for scalable and reliable deployments
Ensure security-by-design principles across data pipelines, APIs, and AI services
Collaborate with product, data, and frontend teams to deliver end-to-end solutions
Review code, mentor junior and mid-level engineers, and promote engineering best practices
Optimize performance, reliability, and scalability of AI-enabled services
Contribute to continuous improvement of development standards and technical processes

What we offer

Competitive salary and 13th-month salary
14+ annual leaves per year
Premium healthcare insurance, starting from your probation period
Project reviews and yearly performance appraisals
Annual company trips
Teambuilding activities: Team lunch/dinner, events, and celebrations, sports clubs (football, basketball, badminton, pickleball)
International team with flexible working time
Tailor-made career path
Technical workshops and training courses
Mobility: Opportunities to be on-site abroad in our offices in over 60+ countries

Mid-level Frontend Engineer

AlphaSights

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 16, 2026

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